diff --git a/applications/lofar2/libraries/sdp/hdllib.cfg b/applications/lofar2/libraries/sdp/hdllib.cfg
index a7a500a8e56fc198da0afd0e69c35a2581c69c6f..20b9cf3d5a1a27bf384f3e33d35ee91ecd7e7705 100644
--- a/applications/lofar2/libraries/sdp/hdllib.cfg
+++ b/applications/lofar2/libraries/sdp/hdllib.cfg
@@ -1,6 +1,6 @@
 hdl_lib_name = lofar2_sdp
 hdl_library_clause_name = lofar2_sdp_lib
-hdl_lib_uses_synth = common dp wpfb rTwoSDF filter si st reorder technology tech_pll mm dp diag aduh tech_jesd204b nw_10GbE eth
+hdl_lib_uses_synth = common dp wpfb rTwoSDF filter si st reorder technology tech_pll mm dp diag aduh tech_jesd204b nw_10GbE eth ring
 hdl_lib_uses_sim = 
 hdl_lib_technology =